<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户登陆</title>
</head>
<body>
    用户名:<input type="text" name="user-name">
    密  码:<input type="password" name="user-password">
    <button type="button" id="submit">提交</button>
</body>
</html>